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4871313 = 33180419
BaseRepresentation
bin10010100101010010010001
3100011111012000
4102211102101
52221340223
6252224213
756256036
oct22452221
910144160
104871313
112827987
12176b069
131017345
1490b38d
15663543
hex4a5491

4871313 has 8 divisors (see below), whose sum is σ = 7216800. Its totient is φ = 3247524.

The previous prime is 4871311. The next prime is 4871323. The reversal of 4871313 is 3131784.

It is not a de Polignac number, because 4871313 - 21 = 4871311 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 180419 = 4871313 / (4 + 8 + 7 + 1 + 3 + 1 + 3).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4871311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90183 + ... + 90236.

It is an arithmetic number, because the mean of its divisors is an integer number (902100).

Almost surely, 24871313 is an apocalyptic number.

It is an amenable number.

4871313 is a deficient number, since it is larger than the sum of its proper divisors (2345487).

4871313 is a wasteful number, since it uses less digits than its factorization.

4871313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180428 (or 180422 counting only the distinct ones).

The product of its digits is 2016, while the sum is 27.

The square root of 4871313 is about 2207.1051175692. The cubic root of 4871313 is about 169.5178147146.

It can be divided in two parts, 4871 and 313, that added together give a square (5184 = 722).

The spelling of 4871313 in words is "four million, eight hundred seventy-one thousand, three hundred thirteen".

Divisors: 1 3 9 27 180419 541257 1623771 4871313